Home / 835,871.40-1,153,686.24-549,418.14

Finding the Fourth Proportional to 835,871.40, 1,153,686.24 and 549,418.14

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Solution

The fourth proportional to 835,871.40, 1,153,686.24 and 549,418.14 is: 758,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,871.40 : 1,153,686.24 = 549,418.14 : x
  2. Step 2: Convert to fraction form
    835,871.40/1,153,686.24 = 549,418.14/x
  3. Step 3: Cross multiply
    835,871.40x = 1,153,686.24 × 549,418.14
  4. Step 4: Simplify right side
    835,871.40x = 633,856,148,124.39
  5. Step 5: Solve for x
    x = 633,856,148,124.39/835,871.40
  6. Step 6: Final answer
    x = 758,317.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.